Home / 28,567,894.55-39,426,125.85-16,180,191.64

Finding the Fourth Proportional to 28,567,894.55, 39,426,125.85 and 16,180,191.64

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Solution

The fourth proportional to 28,567,894.55, 39,426,125.85 and 16,180,191.64 is: 22,330,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567,894.55 : 39,426,125.85 = 16,180,191.64 : x
  2. Step 2: Convert to fraction form
    28,567,894.55/39,426,125.85 = 16,180,191.64/x
  3. Step 3: Cross multiply
    28,567,894.55x = 39,426,125.85 × 16,180,191.64
  4. Step 4: Simplify right side
    28,567,894.55x = 637,922,271,875,758
  5. Step 5: Solve for x
    x = 637,922,271,875,758/28,567,894.55
  6. Step 6: Final answer
    x = 22,330,041.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.